315529214

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 687439872

約数和(自身を除く): 371910658

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 73, 77, 91, 119, 127, 143, 146, 154, 182, 187, 221, 238, 254, 286, 374, 442, 511, 803, 889, 949, 1001, 1022, 1241, 1309, 1397, 1547, 1606, 1651, 1778, 1898, 2002, 2159, 2431, 2482, 2618, 2794, 3094, 3302, 4318, 4862, 5621, 6643, 8687, 9271, 9779, 10439, 11242, 11557, 13286, 13651, 15113, 16133, 17017, 17374, 18161, 18542, 19558, 20878, 23114, 23749, 27302, 28067, 30226, 32266, 34034, 36322, 47498, 56134, 64897, 73073, 95557, 101981, 112931, 120523, 127127, 129794, 146146, 157607, 166243, 177463, 191114, 196469, 203962, 225862, 241046, 254254, 308737, 315214, 332486, 354926, 392938, 617474, 713867, 843661, 1103249, 1242241, 1325753, 1427734, 1687322, 1733677, 2048891, 2161159, 2206498, 2484482, 2651506, 3467354, 4097782, 4322318, 9280271, 12135739, 14342237, 18560542, 22537801, 24271478, 28684474, 45075602, 157764607, 315529214]

約数ペア:

[(1, 315529214), (2, 157764607), (7, 45075602), (11, 28684474), (13, 24271478), (14, 22537801), (17, 18560542), (22, 14342237), (26, 12135739), (34, 9280271), (73, 4322318), (77, 4097782), (91, 3467354), (119, 2651506), (127, 2484482), (143, 2206498), (146, 2161159), (154, 2048891), (182, 1733677), (187, 1687322), (221, 1427734), (238, 1325753), (254, 1242241), (286, 1103249), (374, 843661), (442, 713867), (511, 617474), (803, 392938), (889, 354926), (949, 332486), (1001, 315214), (1022, 308737), (1241, 254254), (1309, 241046), (1397, 225862), (1547, 203962), (1606, 196469), (1651, 191114), (1778, 177463), (1898, 166243), (2002, 157607), (2159, 146146), (2431, 129794), (2482, 127127), (2618, 120523), (2794, 112931), (3094, 101981), (3302, 95557), (4318, 73073), (4862, 64897), (5621, 56134), (6643, 47498), (8687, 36322), (9271, 34034), (9779, 32266), (10439, 30226), (11242, 28067), (11557, 27302), (13286, 23749), (13651, 23114), (15113, 20878), (16133, 19558), (17017, 18542), (17374, 18161)]